This might be worth thinking about. I propose that when constructing a ship using a shipyard a player should have the option of using a combination of already existing blocks and raw resources to complete a ship.
Basically, let's take the resource calculator http://starmadedock.net/content/mscc-megacrafter127s-ship-resource-calculator.2481/ made by
Megacrafter127 a step further and put an option in the ini that allows players to put raw...
Raw Resources used in Shipyard BP Construction
Basically, let's take the resource calculator http://starmadedock.net/content/mscc-megacrafter127s-ship-resource-calculator.2481/ made by

Raw Resources used in Shipyard BP Construction